/Engine/Plugins/Experimental/RenderGrid/Source/RenderGrid/Public/Utils/RenderGridUtils.h
Disables the current FPS limiting, returns the previous settings which allow you to revert back to the previous state.
static [FRenderGridPreviousEngineFpsSettings](API\Plugins\RenderGrid\Utils\FRenderGridPreviousEngineFpsSett-) DisableFpsLimit()